Page 40 - Single-line automatic lubrication systems
P. 40

Pump unit


        KFU
     Pump units for oil





























        Description
                                                              Technical data
        The gear pump continuously supplies lubricant to relubrication
        metering devices via the main line network when the pump is in   Function principle  electrically operated gear pump
                                                              Outlets
                                                                                  1
        operation. When the metering chambers of the metering devices are   Metering quantity 1)  140 cm  3 / min, 8.5 in  3 / min
        full, excess lubricant flows back into the reservoir via the safety valve.   Lubricant  fluid grease, NLGI 000, 00
                                                              Operating temperature  –25 to +75 °C; –13 to +167 °F
        At the end of the pump running time, the pressure relief valve opens
                                                              Operating pressure  max. 38 bar, 550 psi
        so that pressure in the main line drops to a residual pressure of 0.2   Reservoir  2,7 or 6 l; 0.7 or 1.6 gal
        to 1.0 bar (2.9 to 14.5 psi), allowing the spring-loaded pistons of the   Material  steel, plastic
        metering devices to deliver lubricant from the metering chambers to       sealings: FKM, NBR
                                                                                  reservoir: translucent plastic
        the lubrication points.                               Main connection     Mainly plastic tubing ∅ 10 × 1.5
                                                                                  but also steel tubing ∅ 10 × 0.7
                                                                                  hose SLH10-...
        Features and benefits                                 Secondary connection  Mainly plastic tubing ∅ 4 × 0.85.;
                                                                                  in case of large movement between
                                                                                  lubrication point and chassis:
        •  Includes gear pump with relief valve, safety valve, DC motor,
                                                                                  hose 734 …
          transparent lubricant reservoir, filler socket and angle bracket   Operating voltage  12 or 24 V DC
                                                              Protection class    IP 59k
        •  Hood protects DC motor and filler socket from contaminants  Dimensions  min. 268 × 154 × 325 mm
                                                                                  max. 343 × 184 × 364 mm
        •  Minimizes wear and tear
                                                                                  min. 10.5 × 6 × 12.7 in
        •  Reduces downtime                                                       max. 13.5 × 7.2 × 14.3 in
                                                              Mounting position   vertical
        •  Lowers maintenance costs via automatic lubrication
        Applications
                                                              1)   At back pressure 38 bar (550 psi) and temperature +25 °C (+77 °F)
        •  Agriculture
        •  Construction machinery
                                                                   NOTE
        •  Trucks, trailers and buses                                Further technical information, technical drawings,
                                                                   accessories, spare parts or product function descriptions
                                                                   available on SKF.com/lubrication:
                                                                   1-9420-EN, 951-170-006_EN
                                                                  3D
                                                                  skf-lubrication partcommunity com/3d-cad-models


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